1 files changed, 0 insertions, 146 deletions
diff --git a/driver/stm_mems_common.c b/driver/stm_mems_common.c
deleted file mode 100644
index 6cee29977d..0000000000
--- a/driver/stm_mems_common.c
+++ /dev/null
@@ -1,146 +0,0 @@
-/* Copyright 2016 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-/**
- * Commons acc/gyro function for ST sensors in Chrome EC
- */
-#include "stm_mems_common.h"
-
-/**
- * st_raw_read_n - Read n bytes for read
- */
-int st_raw_read_n(const int port,
-		  const uint16_t i2c_addr_flags,
-		  const uint8_t reg, uint8_t *data_ptr, const int len)
-{
-	/* TODO: Implement SPI interface support */
-	return i2c_read_block(port, i2c_addr_flags,
-			      reg | 0x80, data_ptr, len);
-}
-
-/**
- * st_raw_read_n_noinc - Read n bytes for read (no auto inc address)
- */
-int st_raw_read_n_noinc(const int port,
-			const uint16_t i2c_addr_flags,
-			const uint8_t reg, uint8_t *data_ptr, const int len)
-{
-	/* TODO: Implement SPI interface support */
-	return i2c_read_block(port, i2c_addr_flags,
-			      reg, data_ptr, len);
-}
-
- /**
- * st_write_data_with_mask - Write register with mask
- * @s: Motion sensor pointer
- * @reg: Device register
- * @mask: The mask to search
- * @data: Data pointer
- */
-int st_write_data_with_mask(const struct motion_sensor_t *s, int reg,
-			 uint8_t mask, uint8_t data)
-{
-	int err;
-	int new_data = 0x00, old_data = 0x00;
-
-	err = st_raw_read8(s->port, s->i2c_spi_addr_flags,
-			   reg, &old_data);
-	if (err != EC_SUCCESS)
-		return err;
-
-	new_data = ((old_data & (~mask)) |
-		    ((data << __builtin_ctz(mask)) & mask));
-
-	if (new_data == old_data)
-		return EC_SUCCESS;
-
-	return st_raw_write8(s->port, s->i2c_spi_addr_flags,
-			     reg, new_data);
-}
-
-/**
- * st_get_resolution - Get bit resolution
- * @s: Motion sensor pointer
- */
-int st_get_resolution(const struct motion_sensor_t *s)
-{
-	struct stprivate_data *data = s->drv_data;
-
-	return data->resol;
-}
-
-/**
- * st_set_offset - Set data offset
- * @s: Motion sensor pointer
- * @offset: offset vector
- * @temp: Temp
- */
-int st_set_offset(const struct motion_sensor_t *s,
-	       const int16_t *offset, int16_t temp)
-{
-	struct stprivate_data *data = s->drv_data;
-
-	data->offset[X] = offset[X];
-	data->offset[Y] = offset[Y];
-	data->offset[Z] = offset[Z];
-	return EC_SUCCESS;
-}
-
-/**
- * st_get_offset - Get data offset
- * @s: Motion sensor pointer
- * @offset: offset vector
- * @temp: Temp
- */
-int st_get_offset(const struct motion_sensor_t *s,
-	       int16_t *offset, int16_t *temp)
-{
-	struct stprivate_data *data = s->drv_data;
-
-	offset[X] = data->offset[X];
-	offset[Y] = data->offset[Y];
-	offset[Z] = data->offset[Z];
-	*temp = EC_MOTION_SENSE_INVALID_CALIB_TEMP;
-	return EC_SUCCESS;
-}
-
-/**
- * st_get_data_rate - Get data rate (ODR)
- * @s: Motion sensor pointer
- */
-int st_get_data_rate(const struct motion_sensor_t *s)
-{
-	struct stprivate_data *data = s->drv_data;
-
-	return data->base.odr;
-}
-
-/**
- * st_normalize - Apply LSB data sens. and rotation based on sensor resolution
- * @s: Motion sensor pointer
- * @v: output vector
- * @data: LSB raw data
- */
-void st_normalize(const struct motion_sensor_t *s, intv3_t v, uint8_t *data)
-{
-	int i, range;
-	struct stprivate_data *drvdata = s->drv_data;
-	/*
-	 * Data is left-aligned and the bottom bits need to be
-	 * cleared because they may contain trash data.
-	 */
-	uint16_t mask = ~((1 << (16 - drvdata->resol)) - 1);
-
-	for (i = X; i <= Z; i++) {
-		v[i] = ((data[i * 2 + 1] << 8) | data[i * 2]) & mask;
-	}
-
-	rotate(v, *s->rot_standard_ref, v);
-
-	/* apply offset in the device coordinates */
-	range = s->drv->get_range(s);
-	for (i = X; i <= Z; i++)
-		v[i] += (drvdata->offset[i] << 5) / range;
-}